Write a query to remove duplicate rows from a table?
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What is cold backup, hot backup, warm backup recovery?
Can we save file in database?
Define join types.
What is alternate key?
What do you understand by unique key?
Where the Databases overall structure is maintained ?
Describe the four types of indexes.
What is use of foreign key?
Is file system a database?
What is data abstraction in dbms?
What are different partitioning techniques in database?
What is service based database?
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